advanced communication     
Pipeline provides our customers with secure communications technology, innovative IED jammers that permit friendly communications, and maritime RADAR contact management tools for collision avoidance.
http://www.pcatinc.com   more info

Active-optical Motion Capture     
Visualeyez is an active-optical motion capture system with applications in virtual reality, as well as biomechanics, robotics, and animation applications.
http://www.ptiphoenix.com/   more info